#include<stdio.h>
#include<math.h>
int main()
{
    printf("Please input this coordinate point:");
    int a=2,b=-2;
    double x,y,d1,d2,d3,d4;
    scanf("%lf,%lf",&x,&y);
    d1=sqrt((x-a)*(x-a)-(y-a)*(y-a));
    d2=sqrt((x-b)*(x-b)-(y-a)*(y-a));
    d3=sqrt((x-b)*(x-b)-(y-b)*(y-b));
    d4=sqrt((x-a)*(x-a)-(y-b)*(y-b));
    if(d1>1&&d2>1&&d3>1&&d4>1)
    printf("This point height is 0");
    else
    printf("This point height is 10");
}